AMERICAN MEGATRENDS, INC.
BABY EISA
Processor | 80486SX/80487SX/80486DX/ODP486SX/80486DX2 |
Processor Speed | 20/25/33/50(internal)/50/66(internal)MHz |
Chip Set | OPTI |
Max. Onboard DRAM | 128MB |
Cache | 64/256KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | Mouse connector |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Mouse connector | J2 | Speaker | J22 |
Power LED & keylock | J31 | Reset switch | J27 |
USER CONFIGURABLE SETTINGS | |||
Function | Switch | Position | |
» | Factory configured - do not alter | SW1/1 | Off |
» | Monitor type select monochrome | SW1/2 | Off |
Monitor type select color | SW1/2 | On |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
4MB | (4) 1M x 9 | NONE |
8MB | (4) 1M x 9 | (4) 1M x 9 |
16MB | (4) 4M x 9 | NONE |
20MB | (4) 1M x 9 | (4) 4M x 9 |
32MB | (4) 4M x 9 | (4) 4M x 9 |
64MB | (4) 16M x 9 | NONE |
128MB | (4) 16M x 9 | (4) 16M x 9 |
CACHE CONFIGURATION | |
Size | Bank 0 |
64KB | (8) 8K x 8 |
256KB | (8) 32K x 8 |
CACHE JUMPER CONFIGURATION | |||||
Size | J14 | J15 | J18 | J19 | J30 |
64KB | Open | Open | Open | Open | 1 & 2 |
256KB | Closed | Closed | Closed | Closed | 1 & 2 |
Note: Pins designated should be in the closed position. |
CPU TYPE CONFIGURATION | |
Type | J9 |
80486SX | pins 2 & 3 closed |
80486DX | pins 1 & 2, 3 & 4 closed |
80486DX2 | pins 1 & 2, 3 & 4 closed |
CPU SPEED CONFIGURATION | |||||
Jumper | J3 | J6 | J16 | J17 | J30 |
20MHz | 1 & 2 | Closed | Open | Open | 2 & 3 |
25MHz | 1 & 2 | Open | Open | Open | 1 & 2 |
33MHz | 1 & 2 | Open | Open | Closed | 1 & 2 |
50iMHz | 1 & 2 | Open | Open | Open | 1 & 2 |
50MHz | 2 & 3 | Open | Closed | Closed | 1 & 2 |
66iMHz | 1 & 2 | Open | Open | Closed | 1 & 2 |
Note : When installing an 80487SX or an ODP486SX use the CPU socket labled CPU-X. Pins designated should be in the closed position. |